<!DOCTYPE html>
<html>
<head>
<title>HTML5上传图片预览</title>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<script src="http://www.codefans.net/ajaxjs/jquery-1.6.2.min.js"></script>
</head>
<body>
	<h3>请选择图片文件：JPG/GIF</h3>
	<form name="form0" id="form0">
		<input type="file" name="file0" id="file0" multiple="multiple" /><br>
		<img src="" id="img0">
	</form>
	<script>
		$("#file0").change(function() {
			var objUrl = getObjectURL(this.files[0]);
			console.log("objUrl = " + objUrl);
			if (objUrl) {
				$("#img0").attr("src", objUrl);
			}
		});
		//建立一個可存取到該file的url
		function getObjectURL(file) {
			var url = null;
			if (window.createObjectURL != undefined) { // basic
				url = window.createObjectURL(file);
			} else if (window.URL != undefined) { // mozilla(firefox)
				url = window.URL.createObjectURL(file);
			} else if (window.webkitURL != undefined) { // webkit or chrome
				url = window.webkitURL.createObjectURL(file);
			}
			return url;
		}
	</script>
</body>
</html>